Slice the sandwiches into portions and serve hot with a small bowl of au jus for dipping.
Enjoy the hearty, protein-packed meal!
How to make Dipped Roast Beef Sandwiches
Preheat your oven to 375°F.
Slice the French bread into sandwich-sized portions and add slices of Swiss cheese and provolone cheese and spread the prepared sauce on each side.
Layer shredded roast beef on the bread.
Place the sandwiches on a baking sheet and bake for 5-7 minutes or until the cheese is melted and bubbly.